BIOLOGY PRACTICE TEST

BIOLOGY PRACTICE TEST Identify the prokaryotic organism. Bacteria Which cellular structure is unique to plant cells? ( Flagellum, Capsule, Ribosome) None of these Plant cells, fungal cells, and even bacterial cells have a cell wall. What is the primary difference between these similar structures? They are made of different materials. Which organelle functions to break down and recycle large molecules? Lysosome If a cell had a damaged central vacuole, it would have difficulty performing what function? Storing water What is the role carbohydrates in the plasma membrane? Identification What structure selectively regulates the transport of substances into and out of a plant cell? Plasma Membrane Which form of transport requires the expenditure of energy? Active Transport What is the definition of endocytosis? It is the bulk transport of materials into the cell. Which would most likely pass unaided through a plasma membrane? Something small and nonpolar like nitrogen gas Substances are often packaged into small ________ for transport, either through the membrane or throughout the interior of the cell. Vesicles What does the lowercase "r" in rRNA stand for? Ribosomal The nucleus is a large _________. Organelle Which of the following statements is true?